(19)

(11)

EP 2 404 146 A1

(12)

(43) Date of publication: 11.01.2012 Bulletin 2012/02 (21) Application number: 10705773.9 (22) Date of filing: 01.03.2010

(51) International Patent Classification (IPC):  G01F 1/60(2006.01) G01F 25/00(2006.01) (86) International application number: PCT/US2010/025728 (87) International publication number: WO 2010/101807 (10.09.2010 Gazette 2010/36)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 05.03.2009 US 398302 (71) Applicant: Rosemount, Inc. Eden Prairie, MN 55344 (US)	(72) Inventors: FOSS, Scot, R. Eden Prairie MN 55346 (US) SCHULZ, Robert, K. Excelsior MN 55331 (US) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)